void setDefaultHarvestNamePrefix() {
if (getJobID() != null) {
ArchiveFileNaming naming = ArchiveFileNamingFactory.getInstance();
log.debug("Applying the default ArchiveFileNaming class '{}'.", naming.getClass().getName());
final String prefix = naming.getPrefix(this);
setHarvestFilenamePrefix(prefix);
log.debug("The harvestPrefix of this job is: {}", prefix);
} else {
log.warn(
"The harvestnamePrefix is not set now, as it depends on the JobID, which is not set yet");
}
}
